<?php
namespace Org\Util;	
class Calculagraph {
	protected $_startTime = "";	
	public function intervals(){
		return abs(strtotime(date("Y-m-d H:i:s"))-strtotime($_startTime));
	}
	public function setStart(){
		$this->_startTime = date("Y-m-d H:i:s");
	}	
}


